Sentence Examples


  • As to the detergent action of a soap, Berzelius held that it was due to the free alkali liberated with water; but it is difficult to see why a solution which has just thrown off most of its fatty acids should be disposed to take up even a glyceride, and, moreover, on this theory, weak cold solutions, in which the hydrolysis is considerable, should be the best cleansers, whilst experience points to the use of hot concentrated solutions.
  • Weak solutions applied locally saponify fats, soften the epidermis, and thus act as slight stimulants and cleansers of the skin.
 
 

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